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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 256435Generated: October 30, 2026

Hydrochloric Acid → HCID 178502764, compound

https://huagongshe.com/reaction/256435

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant7-[2-(2-formamido-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-3-(1-methyl-1H-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acidHCID 178502763—
ProductHCID 178502764HCID 178502764—

Reaction Steps

7-[2-(2-Formamido-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-3-(1-methyl-1H-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acid (syn isomer, 700 mg.) was treated with conc. hydrochloric acid (1 ml.) in a similar manner to that of Example 1-(2) to give 7-[2-(2-amino-5-bromothiazol-4-yl)-2-methoxyiminoacetamido]-3-(1-methyl-1H-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acid hydrochloride (syn isomer, 660 mg.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04703046
Source datasetuspto-grants-1987_10
ORD IDord-a08806332f4641c9999664deeeb40b22
Source noteuspto-grants-1987_10